Blood

Blood

Blood is a vital part of the human body and plays a major role in keeping us alive and healthy. It is part of the circulatory system and made up of four main components: red blood cells, white blood cells, platelets, and plasma. Each component has a specific function—red blood cells carry ...

Blood is more than just a red liquid—it’s an important transport system that keeps your body alive and healthy.

It is composed of four main parts: plasma, red blood cells, white blood cells, and platelets.

Plasma is the pale yellowish liquid part of blood. It carries nutrients like sugars, proteins, hormones, and waste materials.